Zobrazeno 1 - 10
of 64
pro vyhledávání: '"Harry R. Carter"'
Autor:
Darrell L. Whitworth, Michael W. Parker, James A. Howard, David M. Mazurkiewicz, Harry R. Carter
Publikováno v:
Western Birds. 54:75-82
After having been observed regularly at Seal Cove, San Clemente Island, California, since 1994, the Guadalupe Murrelet (Synthliboramphus hypoleucus) was confirmed nesting successfully in an artificial nest on a rocky ledge above the cove in 2022. The
Publikováno v:
Journal of the Yamashina Institute for Ornithology. 52:63-82
Autor:
Darrell L. Whitworth, Harry R. Carter
Publikováno v:
Western North American Naturalist. 78:441-456
San Miguel Island (SMI) and its adjacent islets, Prince Island and Castle Rock, support a small population of Scripps's Murrelets (Synthliboramphus scrippsi) at the northwest limit of their breeding range. In 1994–1996, 2004, 2007, and 2015, we con
Publikováno v:
Journal of Field Ornithology. 89:207-220
Publikováno v:
Northwestern Naturalist. 99:31-48
After initial colonization of the Strait of Georgia in the late 19th and early 20th centuries, nesting populations and number of colonies of Pelagic Cormorant (Phalacrocorax pelagicus) and Double-crested Cormorant (P. auritus) increased in abundance
Historical Breeding By Pelagic, Double-Crested, and Brandt's Cormorants In the Salish Sea, 1891–1955
Autor:
Harry R. Carter
Publikováno v:
Northwestern Naturalist. 98:167-179
Breeding within the Salish Sea by Pelagic Cormorant (Phalacrocorax pelagicus), Double-crested Cormorant (P. auritus) and Brandt's Cormorant (P. penicillatus) was summarized from published and unpublished sources for the 1891–1955 period. None of th
Autor:
Harry R. Carter, Darrell L. Whitworth
Publikováno v:
The Journal of Wildlife Management. 82:232-237
Nest monitoring at Anacapa Island, California, USA, in 2001–2010 documented considerable benefits for Scripps's murrelets (Synthliboramphus scrippsi) following the eradication of black rats (Rattus rattus) in 2002. In 2014, post-eradication monitor
Autor:
Spencer G. Sealy, Harry R. Carter
Publikováno v:
Northwestern Naturalist. 97:135-138
Eleven after-second-year Cassin's Auklets (Ptychoramphus aleuticus), 10 of them females (91%), were killed when they collided with the lighthouse at Pine Island, Queen Charlotte Strait, British Columbia, in April (3 birds) and May (2 birds) 1976, and
Autor:
Harry R. Carter, Erica L McClaren
Publikováno v:
Northwestern Naturalist. 97:24-35
In July 2014, we conducted nest counts at 7 of 8 known breeding colonies of Pelagic Cormorants (Phalacrocorax pelagicus) in western Queen Charlotte Strait, British Columbia, to assess the current status of this population. Four nests were found on Du